
.page-header{
    border-left: 3px solid #999;
    border-right: 3px solid #999;
    width: 600px;
    background: rgba(0, 0, 0, 0.1);
    margin: 0 auto;
    height: 100px;
    text-align: center;
}
.container{
    padding-top: 20px;
    margin: 0 auto;
    
}
.page-header h1{
    margin: 0;
    line-height: 100px;
}
.img{
    margin-top: 10px;
    text-align: center;
}
#content{
    border: 1px solid rgba(0, 0, 0, 0.5);
}

#content{
    margin-top: 50px;
    display: flex;
    justify-content: space-between;
    min-height:600px;
    /* border: 1px solid #ccc; */
    border-radius: 6px;
}

#positive_box{

    padding-top: 10px;
    /* text-align: center; */
    /* width: 45%; */
}
#positive_box .btn{
    margin-left: 200px;
}
#positive_box h4{
    margin: 20px 20px 20px 100px;
}
#conclusion_box h4{
    margin: 30px 20px 20px 60px;
}

#positive_box .input-group{
    width: 70%;
    margin: 20px 0px 10px 140px;
    text-align: center;
}

input#distinguish_btn,
input#clear_all{
    width: 90px;
    height: 35px;
    margin: 25px 0px;
}

#conclusion_box{
    width: 900px;
    text-align: center;
    margin: 0 auto;
}
#conclusion_box .btn{
    margin-left: 60px;
}
#conclusion p{
    min-height: 30px;
}

.rule{
    box-shadow: 0px 5px   10px  rgba(0, 0, 0, 0.5);
    background: rgba(0, 0, 0, 0.2);
    padding-top: 50px;
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    /* border-top: 1px solid #ccc; */
    /* display: flex; */
    /* min-height: 100px; */
}
.rule h3{
    padding-left: 20px;
    /* border-bottom: 1px solid #fff; */
}
.rule ul{
    margin: 0 20px;
    /* justify-content: space-between; */
}
.rule a{
    margin-left: -16px;
    margin-bottom: 5px;
    font-size: 22px;
    text-decoration: none;
    color: #000;
    font-weight: bolder;
}
ul li:last-child{
    margin-bottom: 15px;
}